From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out2-smtp.messagingengine.com (out2-smtp.messagingengine.com [66.111.4.26]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B6EEA22325; Mon, 18 Dec 2023 11:58:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=kroah.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kroah.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kroah.com header.i=@kroah.com header.b="TSegEniI"; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="nDIsUvC/" Received: from compute5.internal (compute5.nyi.internal [10.202.2.45]) by mailout.nyi.internal (Postfix) with ESMTP id D9B695C013A; Mon, 18 Dec 2023 06:58:48 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute5.internal (MEProxy); Mon, 18 Dec 2023 06:58:48 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kroah.com; h=cc :cc:content-type:content-type:date:date:from:from:in-reply-to :in-reply-to:message-id:mime-version:references:reply-to:subject :subject:to:to; s=fm2; t=1702900728; x=1702987128; bh=zKKRT4nNcp 2+RkFPnMLe/cLtA7+ssJqRvH3Xq5HN52E=; b=TSegEniIQmiKtk6M/Y2pVurGLM DD7BuWb5XsnjO8BSFFdvvI2pDGFGYtqpuKWqpGZ5DSdR/qhZ4t9RWeLw1nDOJI9Y GJ3nEMOkJukScJ63liq/VOEediP3Komp8XQl77iTqoiq0+QQHTbH011mGwKxDOMU 8mDyPqn5F+glaMaFp0XmnZeW/ST+QBKoUe/rzhtFaBbQwLQVpav0xIYm0sLB8xZI VCVkN+VdK77tYThfM74L/pN2UQYJOWQmrSW7lTgrtmSJmL2K+NYnlbs0ym8rsXFC /z4kMcyWeuQq6J1Ax3cpekeMpMMr6Ru2cZNCBuSa+yt++3UaqfDdT4S38vVA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-type:content-type:date:date :feedback-id:feedback-id:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:subject:subject:to :to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm2; t=1702900728; x=1702987128; bh=zKKRT4nNcp2+RkFPnMLe/cLtA7+s sJqRvH3Xq5HN52E=; b=nDIsUvC/XyJC77cncOR4tYXSn1iRudcv+DkLRqH6ZyON rPSJrrWlrM6Bjq/jrkZws8d+TO0Klp8RAarXouFd2GD+pdWqL5qsgPsiNNSF/adZ n6mCFlJifl+UBdQ7E0UlJnoOju9JwgmW5KgX3Fa2a3CvIUjjGH3+JSw6fPCBbpqS OvDIgFcGH+g8TEHx2c+T1x1smxZ5FvVfMf44bw9Vxr9x9x5aFvBdNLT3hv5Vjkyc /RIk2LZpcdAGers6qieQBB6kCiK0FsXS8h/D3/+ypwR3qZqWr+tWOnULK8jjr6Rm YMkfm0XvvN8i5A74FNCVaXgN5sdW64+3HOpuZrF38Q== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvkedrvddtkedgfeefucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhepfffhvfevuffkfhggtggujgesthdtredttddtvdenucfhrhhomhepifhrvghg ucfmjfcuoehgrhgvgheskhhrohgrhhdrtghomheqnecuggftrfgrthhtvghrnhepheegvd evvdeljeeugfdtudduhfekledtiefhveejkeejuefhtdeufefhgfehkeetnecuvehluhhs thgvrhfuihiivgeptdenucfrrghrrghmpehmrghilhhfrhhomhepghhrvghgsehkrhhorg hhrdgtohhm X-ME-Proxy: Feedback-ID: i787e41f1:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Mon, 18 Dec 2023 06:58:48 -0500 (EST) Date: Mon, 18 Dec 2023 12:58:46 +0100 From: Greg KH To: Robert Kolchmeyer Cc: Sasha Levin , stable@vger.kernel.org, linux-integrity@vger.kernel.org, regressions@lists.linux.dev, eric.snowberg@oracle.com, zohar@linux.ibm.com, jlayton@kernel.org Subject: Re: IMA performance regression in 5.10.194 when using overlayfs Message-ID: <2023121834-abiding-armory-e468@gregkh> References: <000000000000b505f3060c454a49@google.com> <2023121848-filter-pacifier-c457@gregkh> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2023121848-filter-pacifier-c457@gregkh> On Mon, Dec 18, 2023 at 12:57:20PM +0100, Greg KH wrote: > On Tue, Dec 12, 2023 at 04:37:31PM -0800, Robert Kolchmeyer wrote: > > > Looking at the dependencies you've identified, it probably makes sense > > > to just take them as is (as it's something we would have done if these > > > dependencies were identified explicitly). > > > > > > I'll plan to queue them up after the current round of releases is out. > > > > Sounds great, thank you! > > I've dropped them now as there are some reported bug fixes with just > that commit that do not seem to apply properly at all, and we can't add > new problems when we know we are doing so :) > > So can you provide a working set of full backports for the relevant > kernels that include all fixes (specifically stuff like 8a924db2d7b5 > ("fs: Pass AT_GETATTR_NOSEC flag to getattr interface function")) so > that we can properly queue them up then? Also don't forget 18b44bc5a672 ("ovl: Always reevaluate the file signature for IMA") either. There might be more... thanks, greg k-h